A historic estate packed with George Washington's heirlooms, and its own nuclear bunker.

A historic neighborhood church is reborn as a psychedelic arts collective.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

The site of the climactic scene from the classic horror film is now a historic landmark.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.

A home made entirely from scrapped, reclaimed and recycled material in Whitman County, Washington.

Former farm staffed by mental patients is now a public park.

This dilapidated ship carcass covered in trees is a striking sight.

Hundreds of hopeful gold miners came here to get rich, but only two years later the small town was deserted.

This medieval village/restaurant perpetually celebrates the year 1376.

The illuminated falls are a gem in North Cascades National Park.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

Twin Peaks' real life Double R Diner has been restored to its damn fine television look.

"The House That Love Built" is shying away from "The House That Ghosts Love."

A beautiful final resting place for some of the noteworthy deceased.

This popular bar has been blurring the line between normal and edgy for more than 75 years.

An obscure waterfall that looks like something out of a fantasy novel.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

An extraordinary mixture of natural beauty and man-made phenomena.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.